171918340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{887}}^1$

素因数の和:1788

約数の個数: 48

約数和(自身を含む): 394740864

約数和(自身を除く): 222822524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 881, 887, 1762, 1774, 3524, 3548, 4405, 4435, 8810, 8870, 9691, 9757, 17620, 17740, 19382, 19514, 38764, 39028, 48455, 48785, 96910, 97570, 193820, 195140, 781447, 1562894, 3125788, 3907235, 7814470, 8595917, 15628940, 17191834, 34383668, 42979585, 85959170, 171918340]

約数ペア:

[(1, 171918340), (2, 85959170), (4, 42979585), (5, 34383668), (10, 17191834), (11, 15628940), (20, 8595917), (22, 7814470), (44, 3907235), (55, 3125788), (110, 1562894), (220, 781447), (881, 195140), (887, 193820), (1762, 97570), (1774, 96910), (3524, 48785), (3548, 48455), (4405, 39028), (4435, 38764), (8810, 19514), (8870, 19382), (9691, 17740), (9757, 17620)]